Question 1010188
We can write the population P (in millions) at any year in the future, Y, this way:
{{{P(Y) = 20.8*(1.012)^(Y - 2012)}}}
where t is the year in question...thus
P(2030) = 20.8*(1.012)^(2030-2012)
P(2030) = 20.8*(1.012)^18
P(2030) = 25.78 million people